LM73CIMK-0/NOPB National Semiconductor, LM73CIMK-0/NOPB Datasheet - Page 12

• Manufacturer Part Number: LM73CIMK-0/NOPB
• Description: DIGITAL TS W/SMBUS INTERFACE
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LM73CIMK-0/NOPB

• Function: Temp Monitoring System (Sensor)
• Topology: ADC (Sigma Delta), Comparator, Register Bank
• Sensor Type: Internal
• Sensing Temperature: -40°C ~ 150°C
• Output Type: I²C™/SMBus™
• Output Alarm: No
• Output Fan: No
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 150°C
• Mounting Type: Surface Mount
• Package / Case: TSOT-23-6, TSOT-6
• For Use With: LM73EVAL - BOARD EVALUATION FOR LM73
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM73CIMK-0; LM73CIMK-0TR

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2.0 LM73 Registers
The LM73's internal registers are selected by the Pointer register. The Pointer register latches the last location that it was set to.
The pointer register and all internal registers are described below. All registers reset at device power up.
2.1 POINTER REGISTER
The diagram below shows the Pointer Register, the six internal registers to which it points, and their associated pointer addresses.
Bits
7:3
2:0
P7
0
P2
0
0
0
0
1
1
Name
Not Used
Register Select
P6
0
P1
0
0
1
1
0
1
P5
0
P0
0
1
0
1
0
1
Description
Must write zeros only.
Pointer address. Points to desired register.
See table below.
P4
0
12
P3
0
REGISTER (Note 13)
Control / Status
Configuration
Temperature
Identification
P2
T
T
HIGH
LOW
Register Select
P1
20147807
P0